负压阀,negative pressure valve
1)negative pressure valve负压阀
1.This paper introduces in detail the internal structure and work principle ofnegative pressure valve, and describes formation testing in-situ technique using the valve in Bohai oilfield exploration well.在TCP与DST联作中利用负压阀来进行地层测试作业,其操作方法简便易行、安全可靠。
2)pump charge relief valve pressure泵负载安全阀压力
3)pump charge relief valve pressure setting泵负载安全阀压力调定
4)pump charge relief valve pressure test泵负载安全阀压力测试
5)charge-over valve超负荷阀
6)negative valve负载阀
英文短句/例句
1.Spring loaded discs help affect a tight seal in low differential pressure services.弹簧负载阀瓣有助于在压差较低的应用环境中产生更紧的密封。
2.On Efficiency Property of Throttle Speed Control Circuit in Condition of Constant-Load;恒负载工况下节流阀调速回路效率特性研究
3.Appliance of P-Q Servo-valve in Electro-hydraulic Load Simulator of Fin StabilizerP-Q伺服阀在减摇鳍电液负载仿真台中的应用
4.Characteristics Analysis & Simulation Research on Load-sensing Balancing Valve负载敏感平衡阀的性能分析与数字仿真
5.The relief valve cover shall be secured with stainless steel bolts and shall utilize a quarter-turn locking joint to capture the spring load of the relief valve.安全阀阀盖应该采用不锈钢螺栓紧固，应该采用四分之一转锁定连接来所定安全阀的弹簧负载。
6.After closing a gate valve with sufficient force to develop shutoff, the stem should be backed off slightly(1/8 to1/4 turn) to relieve stem load.在以足够的力量关闭闸阀后，应该是阀杆稍微回转一点(/至1/转)以减轻阀杆的负载。
7.In order to overcome such slow response to flow retardation, the disc may be supplied with a levermounted or with spring loaded.为了克服对于流量减速的迟缓反应，这种阀瓣可能要配置杠杆或弹簧负载来帮助止回阀的启闭。
8.Integrally cast body ribs, running parallel and perpendicular to the pipe axis, impart additional strength for high pressure conditions, thermal and pipe loads.整体铸造阀体翼肋，与管路轴线平行和垂直，增加了阀体强度，适用于高压环境、温和管道负载。
9.This paper puts forward a new method of determining the greatest no_ load flow rate for servo valve, selecting effective area and defining flow rate for a pump according to load locus.给出了根据负载轨迹确定伺服阀的最大空载流量、缸的有效面积以及油泵流量的方法。
10.flow control and overload relief valve流量控制过载溢流阀
11.no-load position无负荷(情况)，不带负载
12.The amount of cargo that a vessel can carry.负载船能够负载货物的数量
13.On the Application of the Technique of Load Balance to Build Websites of High Load;应用负载均衡技术建设高负载WEB站点
14.no-load electro-magnetic valve of air compressor空气压缩机无负荷电磁阀
15.no-load starting electromagnetic valve of air compressor空气压缩机无负荷起动电磁阀
16.Spring loaded safety valvesGB/T12243-1989弹簧直接载荷式安全阀
17.Introduction of Valve Actuator of Ship Ballast System船舶压载水系统阀门驱动装置的现状
18.Study on Relationship among Environmental Capacity Threshold,Environment Quality and Environmental Kuznets Curve环境承载阀值、环境质量与EKC关系研究
相关短句/例句
pump charge relief valve pressure泵负载安全阀压力
3)pump charge relief valve pressure setting泵负载安全阀压力调定
4)pump charge relief valve pressure test泵负载安全阀压力测试
5)charge-over valve超负荷阀
6)negative valve负载阀
延伸阅读
负冬日【诗文】：杲杲冬日出，照我屋南隅。负暄闭目坐，和气生肌肤。初似饮醇醪，又如蛰者苏。外融百骸畅，中适一念无。旷然忘所在，心与虚空俱。【注释】：【出处】：全唐诗
